How Clean Is Bowman-Haley Dam Lake?
Bowman-Haley Dam Lake is nutrient-rich, with elevated phosphorus and algae. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 3.9 ft. Phosphorus: 96.5 µg/L. Chlorophyll-a (algae): 13.2 µg/L. Trophic State Index: 61.
Cleanliness Snapshot
| Metric | Bowman-Haley Dam Lake | North Dakota avg |
|---|---|---|
| Water Clarity (Secchi) | 3.9 ft | — |
| Phosphorus | 96.5 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 13.2 µg/L | <10 = clean |
| Trophic State Index | 61 | <50 = clean |
How does Bowman-Haley Dam Lake compare?
Bowman-Haley Dam Lake's readings run above the North Dakota state average. It ranks #4 of 4 lakes in Bowman County on nutrient and algae readings. Multi-year monitoring data shows water quality is improving based on 5 years of records.
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